openssl 1.1 DSA functions

Crypto.cpp

@@ -135,11 +135,8 @@ namespace crypto
 	DSA * CreateDSA ()
 	{
 		DSA * dsa = DSA_new ();
-		dsa->p = BN_dup (dsap);
-		dsa->q = BN_dup (dsaq);
-		dsa->g = BN_dup (dsag);
-		dsa->priv_key = NULL;
-		dsa->pub_key = NULL;
+		DSA_set0_pqg (dsa, BN_dup (dsap), BN_dup (dsaq), BN_dup (dsag));	
+		DSA_set0_key (dsa, NULL, NULL);
 		return dsa;
 	}
 

Crypto.h

@@ -279,6 +279,16 @@ namespace crypto
 
 	void InitCrypto (bool precomputation);
 	void TerminateCrypto ();
+
+// take care about openssl version
+#include <openssl/opensslv.h>
+#if (OPENSSL_VERSION_NUMBER < 0x010100000) // 1.1.0
+// define getters and setters introduced in 1.1.0
+inline int DSA_set0_pqg(DSA *d, BIGNUM *p, BIGNUM *q, BIGNUM *g) { d->p = p; d->q = q; d->g = g; return 1; }
+inline int DSA_set0_key(DSA *d, BIGNUM *pub_key, BIGNUM *priv_key) { d->pub_key = pub_key; d->priv_key = priv_key; return 1; } 
+
+#endif
+
 }		
 }